engineering recuitment GATE CE 2023-24 Test Series Engineering Mechanics Equilibrium and Friction Equilibrium
A block R of mass 100 kg is placed on a block S of mass 150 kg as shown in the figure. Block R is tied to the wall by a massless and inextensible string PQ. If the coefficient of static friction for all surfaces is 0.4, the minimum force F (in kN) needed to move the block S is
1
0.69
2
0.88
3
0.98
4
1.37